Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2021 Mazda 3 Petrol 1998cc has had 3 MOT tests on record, passing every one. It has 31,246 miles on the clock, averaging 7,390 miles per year, below the UK average of 7,400.
MOT & Mileage History for OU21 SXO
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Below average| Latest reading | 31,246 miles |
| Reading date | |
| Miles last year | 9,185 |
| Average per year | 7,390 |
| Mileage consistency | Consistent |
Check OU21 SXO
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
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Vehicle Details
| Registration | OU21 SXO |
| Make | Mazda |
| Model | 3 |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2021 |
| First registered | |
| Area code | OU — Oxford, Oxford |
| Age identifier | 21 — March 2021 to August 2021 |
More OU21 S plates
Browse all OU21 S registrations from Oxford.
About OU21 SXO
What car is OU21 SXO?
OU21 SXO is an red Mazda 3, petrol (1998cc). First registered in Oxford in 2021.
What is the mileage of OU21 SXO?
The last recorded mileage for OU21 SXO was 31,246 miles, recorded on 15 Apr 2026 during its most recent MOT test.
Has OU21 SXO passed its MOT?
OU21 SXO has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 15 Apr 2026.
Is OU21 SXO ULEZ compliant?
Based on its fuel type and registration year, OU21 SXO is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is OU21 SXO?
OU21 SXO is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.